P23E7
EGR C Flow Insufficient Detected
P23E7 is an OBD-II diagnostic trouble code meaning: EGR C Flow Insufficient Detected. Common causes: egr valve clogged, egr solenoid valve malfunction. Estimated repair cost: $17–89.
Symptoms
- Loss of engine power
- Unstable idling
- Increased fuel consumption
- Detonation (knock) during acceleration
- Check Engine Light Illuminates
Causes
- EGR valve clogged
- EGR solenoid valve malfunction
- Depressurization of vacuum lines
- Problems with EGR valve wiring harness
- EGR valve position sensor malfunction
How to Fix
- Check the condition of the EGR valve and clean if necessary.
- Check the operation of the EGR solenoid valve
- Inspect vacuum lines for leaks
- Check the integrity of the wiring harness and contacts
- If necessary, replace the EGR valve
Related codes
Error P23E7 by Vehicle Brand
FAQ
What does the P23E7 code mean?
P23E7 is an OBD-II diagnostic trouble code that indicates: EGR C Flow Insufficient Detected
What causes a P23E7 error code?
The most common causes of P23E7 include: EGR valve clogged; EGR solenoid valve malfunction; Depressurization of vacuum lines; Problems with EGR valve wiring harness.
How do I fix a P23E7 diagnostic trouble code?
To fix P23E7: Check the condition of the EGR valve and clean if necessary.. Check the operation of the EGR solenoid valve. Inspect vacuum lines for leaks. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P23E7?
Yes, but get it checked soon
How much does it cost to fix P23E7?
The estimated repair cost for P23E7 is $17–89. Actual cost depends on your vehicle, location, and labor rates.
See also: Russian version · NationStat